At the scene, crews discovered that a resident in on side of the duplex allegedly set a fire. Gas from a five-gallon propane tank were expelled and lit, firefighters say, causing an explosion. The explosion pushed out a wall of the home. It's unclear how much other damage was done.

Sacramento Metro Fire responded to a propane tank explosion at a duplex in Citrus Heights on Tuesday morning. Officials said one person sustained burn-related injuries and was transported to a burn center with moderate injuries.

A person was taken to a burn center with moderate injuries after a propane tank exploded and a duplex caught fire Tuesday morning in Citrus Heights, the Sacramento Metropolitan Fire District said. Fire crews were dispatched around 10:45 a.